Macintosh-Tools/tbxi-patches
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Support multiple USB driver per frag

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This commit is contained in:
Elliot Nunn 2019-10-20 07:54:39 +08:00
parent 773ed467e1
commit 57772c6ed3
1 changed files with 50 additions and 37 deletions
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87
cfmtool.py
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@ -835,50 +835,63 @@ def dump_highlevel(basepath):
# USB driver description
for exp in exports:
if exp['kind'] == 'data' and exp['name'] == 'TheUSBDriverDescription':
usbd_count = 1 # This is not documented anywhere, pity.
for cnt_exp in exports:
if cnt_exp['kind'] == 'data' and cnt_exp['name'] == 'TheUSBDriverDescriptionCount':
cnt_secdata = read_bin(basepath, cnt_exp['section'])
usbd_count, = struct.unpack_from('>L', cnt_secdata, cnt_exp['offset'])
secdata = read_bin(basepath, exp['section'])
ofs = exp['offset']
desc = list(struct.unpack_from('>4sL HHHH BBBBBx 32sBBL L', secdata, ofs))
descriptors = []
for i in range(usbd_count):
desc = list(struct.unpack_from('>4sL HHHH BBBBBx 32sBBL L', secdata, ofs))
known_bits = {
0x1: 'kUSBDoNotMatchGenericDevice',
0x2: 'kUSBDoNotMatchInterface',
0x4: 'kUSBProtocolMustMatch',
0x8: 'kUSBInterfaceMatchOnly',
}
known_bits = {
0x1: 'kUSBDoNotMatchGenericDevice',
0x2: 'kUSBDoNotMatchInterface',
0x4: 'kUSBProtocolMustMatch',
0x8: 'kUSBInterfaceMatchOnly',
}
bits = []
for i in range(32):
if desc[15] & (1 << i):
bits.append(known_bits.get(1 << i, hex(1 << i)))
bits = '|'.join(bits) or '0'
bits = []
for i in range(32):
if desc[15] & (1 << i):
bits.append(known_bits.get(1 << i, hex(1 << i)))
bits = '|'.join(bits) or '0'
desc = {
'usbDriverDescSignature': desc[0].decode('mac_roman'),
'usbDriverDescVersion': desc[1],
'usbDeviceInfo': {
'usbVendorID': desc[2],
'usbProductID': desc[3],
'usbDeviceReleaseNumber': desc[4],
'usbDeviceProtocol': desc[5],
},
'usbInterfaceInfo': {
'usbConfigValue': desc[6],
'usbInterfaceNum': desc[7],
'usbInterfaceClass': desc[8],
'usbInterfaceSubClass': desc[9],
'usbInterfaceProtocol': desc[10],
},
'usbDriverType': {
'nameInfoStr': pstring_or_cstring(desc[11]).decode('mac_roman'),
'usbDriverClass': desc[12],
'usbDriverSubClass': desc[13],
'usbDriverVersion': parse_mac_version(desc[14]),
},
'usbDriverLoadingOptions': bits,
}
desc = {
'usbDriverDescSignature': desc[0].decode('mac_roman'),
'usbDriverDescVersion': desc[1],
'usbDeviceInfo': {
'usbVendorID': desc[2],
'usbProductID': desc[3],
'usbDeviceReleaseNumber': desc[4],
'usbDeviceProtocol': desc[5],
},
'usbInterfaceInfo': {
'usbConfigValue': desc[6],
'usbInterfaceNum': desc[7],
'usbInterfaceClass': desc[8],
'usbInterfaceSubClass': desc[9],
'usbInterfaceProtocol': desc[10],
},
'usbDriverType': {
'nameInfoStr': pstring_or_cstring(desc[11]).decode('mac_roman'),
'usbDriverClass': desc[12],
'usbDriverSubClass': desc[13],
'usbDriverVersion': parse_mac_version(desc[14]),
},
'usbDriverLoadingOptions': bits,
}
write_python(desc, basepath, 'hdump', 'usb-driver-description.txt')
descriptors.append(desc)
ofs += 0x40
write_python(descriptors, basepath, 'hdump', 'usb-driver-description.txt')
break